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authorJan Kara <jack@suse.cz>2023-09-27 11:34:09 +0200
committerChristian Brauner <brauner@kernel.org>2023-10-28 13:29:16 +0200
commitacb083b55597872dcaebe9e0352da7fdf1684def (patch)
tree4501cc459df35ccbbaa9e7c61bb26dea354aeddf /block
parent841dd789b8625eb9288aaa2be9f10872e6622033 (diff)
block: Use bdev_open_by_dev() in disk_scan_partitions() and blkdev_bszset()
Convert disk_scan_partitions() and blkdev_bszset() to use bdev_open_by_dev(). Acked-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Christian Brauner <brauner@kernel.org> Signed-off-by: Jan Kara <jack@suse.cz> Link: https://lore.kernel.org/r/20230927093442.25915-3-jack@suse.cz Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'block')
-rw-r--r--block/genhd.c12
-rw-r--r--block/ioctl.c6
2 files changed, 10 insertions, 8 deletions
diff --git a/block/genhd.c b/block/genhd.c
index cc32a0c704eb..4a16a424f57d 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -342,7 +342,7 @@ EXPORT_SYMBOL_GPL(disk_uevent);
int disk_scan_partitions(struct gendisk *disk, blk_mode_t mode)
{
- struct block_device *bdev;
+ struct bdev_handle *handle;
int ret = 0;
if (disk->flags & (GENHD_FL_NO_PART | GENHD_FL_HIDDEN))
@@ -366,12 +366,12 @@ int disk_scan_partitions(struct gendisk *disk, blk_mode_t mode)
}
set_bit(GD_NEED_PART_SCAN, &disk->state);
- bdev = blkdev_get_by_dev(disk_devt(disk), mode & ~BLK_OPEN_EXCL, NULL,
- NULL);
- if (IS_ERR(bdev))
- ret = PTR_ERR(bdev);
+ handle = bdev_open_by_dev(disk_devt(disk), mode & ~BLK_OPEN_EXCL, NULL,
+ NULL);
+ if (IS_ERR(handle))
+ ret = PTR_ERR(handle);
else
- blkdev_put(bdev, NULL);
+ bdev_release(handle);
/*
* If blkdev_get_by_dev() failed early, GD_NEED_PART_SCAN is still set,
diff --git a/block/ioctl.c b/block/ioctl.c
index d5f5cd61efd7..5d356c964352 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -467,6 +467,7 @@ static int blkdev_bszset(struct block_device *bdev, blk_mode_t mode,
int __user *argp)
{
int ret, n;
+ struct bdev_handle *handle;
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
@@ -478,10 +479,11 @@ static int blkdev_bszset(struct block_device *bdev, blk_mode_t mode,
if (mode & BLK_OPEN_EXCL)
return set_blocksize(bdev, n);
- if (IS_ERR(blkdev_get_by_dev(bdev->bd_dev, mode, &bdev, NULL)))
+ handle = bdev_open_by_dev(bdev->bd_dev, mode, &bdev, NULL);
+ if (IS_ERR(handle))
return -EBUSY;
ret = set_blocksize(bdev, n);
- blkdev_put(bdev, &bdev);
+ bdev_release(handle);
return ret;
}